extends Node

@onready var screen_size = Vector2(ProjectSettings.get("display/window/size/viewport_width"), ProjectSettings.get("display/window/size/viewport_height"))

# Tower variables
# Preload the tower scene
# TODO 2
@export var tower_density = 250 # How often a tower should be added
var last_built = 300 # Helper variable to use the given tower density

# Build a single tower
func build_tower():
	# Initiate a tower and give it a position
	# TODO 2
	
	# Adjust variable
	last_built += tower_density

# Build all towers
func build_all_towers():
	last_built = 300
	# We're building towers until we're a bit infront of the camera
	while last_built < screen_size.x * 3:
		build_tower()

func _ready():
	# Called when the main scene is ready.
	# We can use this to connect all signals
	
	# Build all the towers when the player emits the 'start' signal
	# Afterwards head over to Player.gd to add the start signal
	# TODO 2
	
	# Connect all signals send by the Player scene to the UI scene
	# TODO 3
	
	randomize() # Randomize the state of the random generator

func _on_Tower_exit():
	build_tower()